﻿#region Copyright

// The contents of this file are subject to the Mozilla Public License
//  Version 1.1 (the "License"); you may not use this file except in compliance
//  with the License. You may obtain a copy of the License at
//  
//  http://www.mozilla.org/MPL/
//  
//  Software distributed under the License is distributed on an "AS IS"
//  basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
//  License for the specific language governing rights and limitations under 
//  the License.
//  
//  The Initial Developer of the Original Code is Robert Smyth.
//  Portions created by Robert Smyth are Copyright (C) 2008.
//  
//  All Rights Reserved.

#endregion

using System;
using NUnitGrid.Framework.Logging;
using NUnitGrid.Framework.NUnitGrid;
using NUnitGrid.Framework.Pipes;


namespace NUnitGrid.Protocol.Commands
{
    public class StopAllGridTasksTransaction : IProtocolTransaction
    {
        private readonly ITaskProgressListener listener;
        private readonly ILogger logger;
        private readonly IPipe pipe;
        private ProtocolAppCommandMessage messageBuilder;

        public StopAllGridTasksTransaction(IPipe pipe, ILogger logger, ITaskProgressListener listener)
        {
            this.pipe = pipe;
            this.logger = logger;
            this.listener = listener;
        }

        public void SendCommand()
        {
            logger.Info.Write("Starting stop all tasks transaction");

            messageBuilder = new ProtocolAppCommandMessage("StopAllGridTasks");

            messageBuilder.AddProperty("ClientMachineName", Environment.MachineName);

            listener.OnTaskStarted(this);

            pipe.SendMessage(messageBuilder.ToString());
        }

        public bool IsValidReponse(string responseMessage)
        {
            return messageBuilder.IsResponseMessage(responseMessage);
        }

        public void ParseResponse(string response)
        {
            logger.Info.Write("Completing stop all tasks transaction");

            var parser = new ProtocolMessageParser(response);
            var nodeMachineName = parser.GetValue("MachineName");
            listener.OnTaskCompleted(this, true, nodeMachineName);
        }
    }
}